有报道称首都弥漫着不满的情绪。There are reports of widespread dis-content in the capital.谷仓里弥漫着新粪酸甜的气味。The barn was filled with the sour-sweet smell of fresh dung.空气中弥漫着刺鼻的浓烟。A thick haze of acrid smoke hung in the air....
螃蟹的螯the claws of a crab植物由于具有螯合机制可能影响土壤的化学特性.Plants may possibly influence soil chemistry by the possession of chelating mechanisms.确定螯合 -- 溶剂萃取法所得到的检测限颇为困难.It is difficult to define the detection limits obtained by chel...
Material illustrating detailed structure of graptolites has been etched from limestone by means of hydrofluoric acid.表明笔石详细构造的物质是利用氢氟酸从石灰岩中侵蚀出来.The slowness is dissolve in hydrofluoric acid and hot oil ofvitriols.缓慢溶于氢氟酸...